Utah Water Quality Assessment Report

Assessed Waters of Utah by Watershed

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Display impaired waters and TMDL information only



Site-specific Targeted Monitoring Summary Results

Utah (2014)

Description of this table
 
   
       573.3 86.0
   
                
                
                
                
    7,007.0 152,691.0
           620.4     29,982.0
                
                
           6,386.6     122,709.0
              .0     .0
                    6,386.6           122,709.0
7,007.0 152,691.0
85,916.0 481,638.0
8.2 31.7

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Summary of Water Quality Assessments for Each Waterbody Type
for Reporting Year 2014


Statewide Statistical Survey Summary Results

Utah Rivers and Streams 2014

Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   
Aquatic Life Support


Not Applicable 100% 4.1%

Stressors Fully
Supporting
Not
Supporting
Unassessed Not
Applicable
Bottom deposits/% fines        
Channel Modifications        
Habitat Alterations        
Nitrogen, Total        
Phosphorus, Total        
Riparian Habitat Alteration        
Specific Conductivity        
Suspended Sediment Concentration        

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Rivers and Streams 2014

Description of this table

All
Rivers and Streams

85,916.0 Miles of Rivers and Streams

Assessed 7,007.0
Unassessed 78,909.0
Total Miles 85,916.0







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Description of this table

Assessed
Rivers and Streams

7,007.0 Miles of
Assessed Rivers and Streams

Good .0
Threatened .0
Impaired 7,007.0
Total Miles Assessed 7,007.0







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Description of this table

Threatened and Impaired
Rivers and Streams

7,007.0 Miles of
Threatened and Impaired
Rivers and Streams

620.4
.0
.0
6,386.6
Total Threatened and Impaired 7,007.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Rivers and Streams 2014

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Agricultural 2,543.7 .0 .0 100.0 color.gif
Cold Water Aquatic Life 4,709.5 .0 .0 100.0 color.gif
Domestic Water Supply 887.0 .0 .0 100.0 color.gif
Non-Game Fish And Other Aquatic Life 696.7 .0 .0 100.0 color.gif
Primary Recreation 216.0 .0 .0 100.0 color.gif
Secondary Recreation 1,198.4 .0 .0 100.0 color.gif
Warm Water Aquatic Life 1,079.2 .0 .0 100.0 color.gif
Wildlife Habitat 336.8 .0 .0 100.0 color.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Rivers and Streams 2014

Description of this table
Temperature, Water Temperature color.gif 2,091.2
Total Dissolved Solids (TDS) Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 1,666.0
Benthic Macroinvertebrates Bioassessments Cause Unknown - Impaired Biota color.gif 1,646.5
Dissolved Oxygen Organic Enrichment/Oxygen Depletion color.gif 1,532.1
Aluminum Metals (other than Mercury) color.gif 1,279.0
pH pH/Acidity/Caustic Conditions color.gif 925.5
Selenium Metals (other than Mercury) color.gif 710.7
Phosphorus, Total Nutrients color.gif 607.8
Escherichia Coli (E. Coli) Pathogens color.gif 519.7
Sedimentation/Siltation Sediment color.gif 498.5
Zinc Metals (other than Mercury) color.gif 425.8
Boron Toxic Inorganics color.gif 375.6
Arsenic Metals (other than Mercury) color.gif 242.7
Copper Metals (other than Mercury) color.gif 171.6
Cadmium Metals (other than Mercury) color.gif 148.3
Ammonia, Total Ammonia color.gif 138.5
Cause Unknown Cause Unknown color.gif 57.7
Direct Habitat Alterations Habitat Alterations color.gif 41.2
Nitrate/Nitrite (Nitrite + Nitrate as N) Nutrients color.gif 39.4
Iron Metals (other than Mercury) color.gif 27.8
Lead Metals (other than Mercury) color.gif 27.2
Radium Radiation color.gif 22.9
Alpha Particles Radiation color.gif 17.2

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Rivers and Streams 2014

Description of this table
Source Unknown Unknown color.gif 6,997.2

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Statewide Statistical Survey Summary Results

Utah Lakes, Reservoirs, and Ponds 2014

Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   
Aquatic Life Support


Not Applicable 100% 17.8%

Stressors Fully
Supporting
Not
Supporting
Unassessed Not
Applicable
Canopy        
Dissolved Oxygen        
Habitat Index        
Macrophytes        
Nitrogen, Total        
Phosphorus, Total        
Riparian Habitat Alteration        
Salinity/Total Dissolved Solids/Chlorides/Sulfates        
Turbidity        

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Lakes, Reservoirs, and Ponds 2014

Description of this table

All
Lakes, Reservoirs, and Ponds

481,638.0 Acres of Lakes, Reservoirs, and Ponds

Assessed 152,691.0
Unassessed 328,947.0
Total Acres 481,638.0







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Description of this table

Assessed
Lakes, Reservoirs, and Ponds

152,691.0 Acres of
Assessed Lakes, Reservoirs, and Ponds

Good .0
Threatened .0
Impaired 152,691.0
Total Acres Assessed 152,691.0







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Description of this table

Threatened and Impaired
Lakes, Reservoirs, and Ponds

152,691.0 Acres of
Threatened and Impaired
Lakes, Reservoirs, and Ponds

29,982.0
.0
.0
122,709.0
Total Threatened and Impaired 152,691.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Lakes, Reservoirs, and Ponds 2014

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Cold Water Aquatic Life 46,661.0 .0 .0 100.0 color.gif
Warm Water Aquatic Life 106,030.0 .0 .0 100.0 color.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Lakes, Reservoirs, and Ponds 2014

Description of this table
Phosphorus, Total Nutrients color.gif 142,140.0
PCB(s) in Fish Tissue Polychlorinated Biphenyls (PCBs) color.gif 96,900.0
Total Dissolved Solids (TDS) Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 96,900.0
Dissolved Oxygen Organic Enrichment/Oxygen Depletion color.gif 47,040.0
Temperature, Water Temperature color.gif 22,731.0
pH pH/Acidity/Caustic Conditions color.gif 9,204.0
Mercury in Fish Tissue Mercury color.gif 163.0
pH, High pH/Acidity/Caustic Conditions color.gif 156.0

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Lakes, Reservoirs, and Ponds 2014

Description of this table
Source Unknown Unknown color.gif 152,691.0

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Statewide Statistical Survey Summary Results

Utah Lakes, Reservoirs, and Ponds 2014

Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   
Aquatic Life Support


Not Applicable 100% 17.8%

Stressors Fully
Supporting
Not
Supporting
Unassessed Not
Applicable
Canopy        
Dissolved Oxygen        
Habitat Index        
Macrophytes        
Nitrogen, Total        
Phosphorus, Total        
Riparian Habitat Alteration        
Salinity/Total Dissolved Solids/Chlorides/Sulfates        
Turbidity        

Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Lakes, Reservoirs, and Ponds 2014

Description of this table

All
Lakes, Reservoirs, and Ponds

481,638.0 Acres of Lakes, Reservoirs, and Ponds

Assessed 152,691.0
Unassessed 328,947.0
Total Acres 481,638.0







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Description of this table

Assessed
Lakes, Reservoirs, and Ponds

152,691.0 Acres of
Assessed Lakes, Reservoirs, and Ponds

Good .0
Threatened .0
Impaired 152,691.0
Total Acres Assessed 152,691.0







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Description of this table

Threatened and Impaired
Lakes, Reservoirs, and Ponds

152,691.0 Acres of
Threatened and Impaired
Lakes, Reservoirs, and Ponds

29,982.0
.0
.0
122,709.0
Total Threatened and Impaired 152,691.0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Lakes, Reservoirs, and Ponds 2014

* Waters assessed for more than one designated use are included in multiple designated use groups below.

Description of this table
% Good
% Threatened
% Impaired
Cold Water Aquatic Life 46,661.0 .0 .0 100.0 color.gif
Warm Water Aquatic Life 106,030.0 .0 .0 100.0 color.gif

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Lakes, Reservoirs, and Ponds 2014

Description of this table
Phosphorus, Total Nutrients color.gif 142,140.0
PCB(s) in Fish Tissue Polychlorinated Biphenyls (PCBs) color.gif 96,900.0
Total Dissolved Solids (TDS) Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 96,900.0
Dissolved Oxygen Organic Enrichment/Oxygen Depletion color.gif 47,040.0
Temperature, Water Temperature color.gif 22,731.0
pH pH/Acidity/Caustic Conditions color.gif 9,204.0
Mercury in Fish Tissue Mercury color.gif 163.0
pH, High pH/Acidity/Caustic Conditions color.gif 156.0

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Lakes, Reservoirs, and Ponds 2014

Description of this table
Source Unknown Unknown color.gif 152,691.0

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Statewide Statistical Survey Summary Results

Utah Wetlands 2014

Description of this table % Fully Supporting    % Not Supporting    % Unassessed    % Not Applicable   
Overall Use Support


Not Applicable 100% 6.7%


Where two or more state condition categories fall under one national category, EPA used the largest margin of error for purposes of displaying this information in the report.

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Site-specific Targeted Monitoring Results

Utah Wetlands 2014

Description of this table
Pie chart not displayed because total size for Wetlands is unavailable.
Assessed  
Unassessed Unavailable
Total Acres Unavailable







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Description of this table

Assessed
Wetlands

Acres of
Assessed Wetlands

Good .0
Threatened .0
Impaired .0
Total Acres Assessed







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Description of this table

Threatened and Impaired
Wetlands

.0 Acres of
Threatened and Impaired
Wetlands

.0
.0
.0
.0
Total Threatened and Impaired .0

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Site-specific Targeted Monitoring Results

Individual Designated Use Support
Utah Wetlands 2014

No designated uses reported.

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Site-specific Targeted Monitoring Results

Causes of Impairment
Utah Wetlands 2014

No causes of impairment reported.

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Site-specific Targeted Monitoring Results

Probable Sources
Utah Wetlands 2014

No probable sources of impairments reported.

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Utah Causes of Impairment for Reporting Year 2014


Description of this table
NOTE: Click on the underlined Cause of Impairment Group to see a list of specific state causes of impairment making up the Cause of Impairment Group. See also Pollution categories summary document (PDF) (20 pp, 557 K, About PDF) for brief, non-technical descriptions of general cause categories.
Size of Assessed Waters with Listed Causes of Impairment
Ammonia 138.5
Cause Unknown 57.7
Cause Unknown - Impaired Biota 1,646.5
Habitat Alterations 41.2
Mercury 163.0 163.0
Metals (other than Mercury) 2,372.7
Nutrients 647.1 142,140.0 142,140.0
Organic Enrichment/Oxygen Depletion 1,532.1 47,040.0 47,040.0
Pathogens 519.7
pH/Acidity/Caustic Conditions 925.5 9,360.0 9,360.0
Polychlorinated Biphenyls (PCBs) 96,900.0 96,900.0
Radiation 22.9
Salinity/Total Dissolved Solids/Chlorides/Sulfates 1,666.0 96,900.0 96,900.0
Sediment 498.5
Temperature 2,091.2 22,731.0 22,731.0
Toxic Inorganics 375.6

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Utah Probable Sources Contributing to Impairments
for Reporting Year 2014

Description of this table
NOTE: Click on the underlined Probable Source Group to see a list of specific state Probable Sources making up the Probable Source Group.
Size of Assessed Waters with Probable Sources of Impairments
Unknown 6,997.2 152,691.0 152,691.0

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Utah TMDL Alternatives by Cause of Impairment 2014


No TMDL Alternatives reported.

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Utah Previously 303(d)-Listed Waters Now Attaining All Applicable Water Quality Standards

Description of this table
NOTE: Click on the underlined "Number of Waters Attaining" value for a detailed list of those previously 303(d)-listed waters now attaining all applicable water quality standards.
2003 color.gif 1 2
2012 color.gif 21 44
2016 color.gif 13 14

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Utah Causes of Impairment for 303(d) Listed Waters

Description of this table
NOTE: Click on a cause of impairment (e.g. pathogens) to see the specific state-reported causes that are grouped to make up this category. Click on the "Number of Causes of Impairment Reported" to see a list of waters with that cause of impairment.
Temperature color.gif 104
Metals (other than Mercury) color.gif 87
Organic Enrichment/Oxygen Depletion color.gif 64
Salinity/Total Dissolved Solids/Chlorides/Sulfates color.gif 60
Cause Unknown - Impaired Biota color.gif 54
pH/Acidity/Caustic Conditions color.gif 34
Pathogens color.gif 28
Nutrients color.gif 14
Toxic Inorganics color.gif 13
Ammonia color.gif 3
Cause Unknown color.gif 2
Mercury color.gif 1
Polychlorinated Biphenyls (PCBs) color.gif 1

Total: 465 Causes of Impairment

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Utah Cumulative TMDLs by Pollutant

This chart includes TMDLs since October 1, 1995.

Description of this table
NOTE: Click on the underlined "Pollutant" value to see associated listed waters for which a TMDL was developed. Click on the underlined "Number of TMDLs" value to see a listing of those TMDLs for the pollutant.
Number of Causes of
Impairment Addressed
Phosphorus color.gif 46 65
Dissolved Oxygen color.gif 43 46
Ammonia color.gif 37 37
Total Dissolved Solids (TDS) color.gif 36 36
Phosphorus, Total color.gif 23 24
Ammonia, Un-ionized color.gif 17 17
Total Residual Chlorine color.gif 16 16
Chlorine color.gif 13 14
Sediment color.gif 10 10
Biochemical Oxygen Demand (BOD) color.gif 9 9
Chlorine, Residual (Chlorine Demand) color.gif 9 9
Selenium color.gif 8 8
Copper color.gif 6 8
Iron color.gif 6 6
Habitat color.gif 5 5
Temperature color.gif 5 5
Zinc color.gif 5 7
Lead color.gif 4 6
Escherichia Coli (E. Coli) color.gif 3 3
Silver color.gif 3 3
Total Organic Carbon (TOC) color.gif 3 3
Gross Alpha color.gif 2 2
Mercury color.gif 2 4
Nitrogen, Total color.gif 2 2
Total Suspended Solids (TSS) color.gif 2 2
Aluminum color.gif 1 1
Boron color.gif 1 1
Cadmium color.gif 1 1
Chromium, Hexavalent color.gif 1 1
Cyanide color.gif 1 1
Fecal Coliform color.gif 1 1
Salinity/Total Dissolved Solids/Chlorides color.gif 1 1
Thermal Modifications color.gif 1 1
Total Coliform color.gif 1 1

Total: 324 TMDLs; 356 Causes of Impairment Addressed


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Utah Cumulative Number of TMDLs

EPA Fiscal Year starts October 1 and ends September 30.


Description of this table
NOTE: Click on the underlined "Number of TMDLs Completed" value for a detailed list of the TMDLs for the fiscal year.
1997 color.gif 15 24
1998 color.gif 22 23
1999 color.gif 16 16
2000 color.gif 31 40
2001 color.gif 12 13
2002 color.gif 35 35
2003 color.gif 8 8
2004 color.gif 45 45
2005 color.gif 68 68
2006 color.gif 12 12
2007 color.gif 38 41
2008 color.gif 4 5
2010 color.gif 6 13
2012 color.gif 1 1
2013 color.gif 3 3
2014 color.gif 8 9

Total: 324 TMDLs; 356 Causes of Impairment Addressed

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TMDL Document Search


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